On Tue, Mar 15, 2016 at 8:55 AM, Caesar Wang <[email protected]> wrote:
> This patch adds the get_direction to support the gpio > interface. > > The gpio direction is not used on rockchip platform when use the gpio > debugfs. > > Tested on kylin board. (RK3036 SoCs) > The repro steps: > $/sys/class/gpio/ > echo 53 > export > $/sys/class/gpio/gpio53# cat direction > in > In general, the gpio53 should be out value, but the direction is the > default value 'in', since the get_direction didn't supported in rockchip > pinctrl. > > So, we should add this patch to support it. > > Reported-by: Jeffy Chen <[email protected]> > Signed-off-by: Caesar Wang <[email protected]> > Cc: Linus Walleij <[email protected]> > Cc: Heiko Stuebner <[email protected]> > Cc: [email protected] > Cc: [email protected] > > --- > > Changes in v2: > - As Heiko comments on (https://patchwork.kernel.org/patch/8576661/), > fixes the wrong offset from original patch. Patch applied. Yours, Linus Walleij
